visual basic programs

VISUAL

PROGRAMMING

CALCULATOR

FORM DESIGN

CODING

Private Sub OFF_Click()

End

End Sub

Private Sub plus_Click ()

Text1.Text = " "

preval = curval

curval = 0

choice = "+"

End Sub

Private Sub negative_Click()

curval = -curval

Text1.Text = curval

End Sub

Private Sub mul_Click()

Text1.Text = " "

preval = curval

curval = 0

choice = "*"

End Sub

Private Sub minus_Click()

Text1.Text = " "

preval = curval

curval = 0

choice = "-"

End Sub

Private Sub equal_Click()

Select Case choice

Case "+"

result = preval + curval

Text1.Text = Str(result)

Case "-"

result = preval - curval


Case "*"

resulty = preval * curval


Case "/"

result = preval / curval


End Select

End Sub

Private Sub div_Click()

Text1.Text = " "

preval = curval

curval = 0

choice = "/"

End Sub

OUTPUT

COMMON DIALOG BOX

FORM DESIGN

CODING

Private Sub colorfont_Click()

cmd.ShowColor

rtbx1.SelColor = (cmd.Color)

End Sub

Private Sub fontstyle_Click()

cmd.ShowFont

rtbx1.SelFontName = (cmd.FontBold)

rtbx1.SelFontSize = (cmd.FontSize)

rtbx1.SelItalic = (cmd.FontItalic)

End Sub

Private Sub openfile_Click()

cmd.ShowOpen

rtbx1.LoadFile (cmd.FileName)

End Sub

Private Sub savefile_Click()

cmd.ShowSave

rtbx1.savefile (cmd.FileName)

End Sub

OUTPUT

CAR ANIMATION

FORM DESIGN

CODING

Dim iAs Integer

Dim X As Integer

Private Sub Command1_Click()

Timer1.Enabled = True

Timer2.Enabled = True

End Sub

Private Sub Command2_Click()

Timer1.Enabled = False


End Sub

Private Sub Form_Load()

X = Frame1.Left


End Sub

Private Sub Timer1_Timer()

If Frame1.Left >= Form1.ScaleWidth Then

Frame1.Left = X

Else

Frame1.Left = Frame1.Left + 100

End If

End Sub

Private Sub Timer2_Timer()

i = i + 1

Select Case i

Case 1

Shape1.FillStyle = 2


Case 2



Case 3



Case 4



i = 0

End Select

End Sub

OUTPUT

MSFLEX GRID

FORM DESIGN

CODING

Dim a As Integer

Dim x As Integer

Dim y As Integer

Private Sub ADD_Click()

For x = 1 To 12

MSFlexGrid1.Row = x

For y = 1 To 12

MSFlexGrid1.Col = y

MSFlexGrid1.Text = x + y

Next y

Next x

End Sub

Private Sub DIV_Click()

For x = 1 To 12

MSFlexGrid1.Row = x

For y = 1 To 12

MSFlexGrid1.Col = y

MSFlexGrid1.Text = Round((x / y), 2)

Next y

Next x

End Sub

Private Sub Form_Load()

MSFlexGrid1.Col = 0

For x = 1 To 12

MSFlexGrid1.Row = x

MSFlexGrid1.Text = Str(x)

Next x

MSFlexGrid1.Row = 0

For x = 1 To 12

MSFlexGrid1.Col = x

MSFlexGrid1.Text = Str(x)

Next x

End Sub

Private Sub MUL_Click()

For x = 1 To 12

MSFlexGrid1.Row = x

For y = 1 To 12

MSFlexGrid1.Col = y

MSFlexGrid1.Text = x * y

Next y

Next x

End Sub

Private Sub SUB_Click()

For x = 1 To 12

MSFlexGrid1.Row = x

For y = 1 To 12

MSFlexGrid1.Col = y

MSFlexGrid1.Text = x - y

Next y

Next x

End Sub

OUTPUT

PAYROLL MANAGEMENT SYSTEM

FORM DESIGN

CODING

FORM 1

Private Sub cancel_Click()

End

End Sub

Private Sub submit_Click()

If Text1.Text = "admin" And Text2.Text = "pass" Then

grp.Show

Else

MsgBox "wrong input"

End If

End Sub

FORM 2

Private Sub add_Click()

Adodc1.Recordset.AddNew

End Sub

Private Sub calculate_Click()

grp.Text = Val(da.Text) + Val(hra.Text) + Val(prf.Text) + Val(slry.Text)

End Sub

Private Sub delete_Click()

Adodc1.Recordset.delete

Adodc1.Recordset.MoveNext

If Adodc1.Recordset.EOF = True Then

Adodc1.Recordset.MovePrevious

End If

End Sub

Private Sub next_Click()



Adodc1.Recordset.MoveFirst

End If

End Sub

Private Sub previous_Click()


If Adodc1.Recordset.BOF = True Then

Adodc1.Recordset.MoveLast

End If

End Sub

Private Sub REPORT_Click()

DataReport1.Show

End Sub

Private Sub update_Click()

Adodc1.Recordset.updat

End sub

OUTPUT

STUDENT DETAILS

FORM 1

FORM 2

FORM 3

CODING

FORM 1

Private Sub MNPLTLN_Click()

Form2.Show

End Sub

Private Sub RPT_Click()

DataReport1.Show

End Sub

Private Sub STD_Click()

Form3.Show

End Sub

FORM 3

Private Sub ADD_Click()

Adodc1.Recordset.AddNew

End Sub

Private Sub average_Click()

Text7.Text = Val(text6.Text) / 3

End Sub

Private Sub clear_Click()

Text1.Text = ""

Text2.Text = ""

Text3.Text = ""

Text4.Text = ""

Text5.Text = ""

Text6.Text = ""

Text7.Text = ""

End Sub

Private Sub delete_Click()

Adodc1.Recordset.delete




End If

End Sub

Private Sub exit_Click()

End

End Sub

Private Sub menu_Click()

Form1.Show

End Sub

Private Sub next_Click()




End If

End Sub

Private Sub previous_Click()




End If

End Sub

Private Sub total_Click()

Text6.Text = Val(text3.Text) + Val(text4.Text) + Val(text5.Text)

End Sub

Private Sub update_Click()

Adodc1.Recordset.update

End Sub

OUTPUT

Creating Window using MFC

#include<afxwin.h>class MyFrame:public CFrameWnd

{public:MyFrame(){Create (0,"My first application");}};

class Myapp:public CWinApp{MyFrame * w;public:

int InitInstance(){w=new MyFrame();m_pMainWnd=w;m_pMainWnd->ShowWindow(1);return 1;}};Myapp a;

OUTPUT

MESSAGE MAP

#include<afxwin.h>class MyFrame:public CFrameWnd{public:

MyFrame(){Create(0,"Message demo");}int OnCreate(){MessageBox("First Message","Hello");return 0;}int OnPaint(){CFrameWnd::OnPaint();MessageBox("Second Message","Hi");return 0;}DECLARE_MESSAGE_MAP()

};BEGIN_MESSAGE_MAP(MyFrame,CFrameWnd)ON_WM_CREATE()ON_WM_PAINT()END_MESSAGE_MAP()class MyApp:public CWinApp{

int InitInstance(){

MyFrame * p;p=new MyFrame();m_pMainWnd = p;p->ShowWindow(1);return 1;

}};MyApp b;

OUTPUT

SHAPE

#include<afxwin.h>class MyFrame:public CFrameWnd{public:MyFrame()

{Create(0,"drawing rectangle, pie");}void OnPaint(){

CPaintDC d(this);CBrush MyBrush(RGB(255,0,0));d.SelectObject(&MyBrush);d.MoveTo(10,10);d.Rectangle(10,20,200,100);d.Ellipse(140,150,230,240);

}DECLARE_MESSAGE_MAP()};BEGIN_MESSAGE_MAP(MyFrame,CFrameWnd)ON_WM_PAINT()END_MESSAGE_MAP()class MyApp:public CWinApp{

int InitInstance() {

MyFrame * p;p=new MyFrame();p->ShowWindow(1);m_pMainWnd=p;return 1;

}};MyApp c;

OUTPUT

RDBMS

SIMPLE QUERIES

CREATING TABLE

SQL> create table product_master

2 (product_no varchar(6),

3 description varchar(15),

4 profitpercent number(6),

5 unitmeasure varchar(5),

6 qty_on_hand number(4),

7 reorder number(3),

8 sell_price number(6),

9 cost_price number(6));

Table created.

Sql> insert into product_master values

('&product_no','&description',&profitpercent,'&unitmeasure',&qty_on_hand,

&reorder,&sell_price);

QUERIES

SQL> select product_no,description from product_master where cost_price>=2000;

PRODUC DESCRIPTION

------ ---------------

P03453 MONITORS

P07868 KEYBOARDS

P07885 CD DRIVE

P07965 540 HDD

SQL> select product_no,description,profitpercent from product_master where profitpercent<5;

PRODUC DESCRIPTION PROFITPERCENT

------ --------------- -------------

P07868 KEYBOARDS 2

P07885 CD DRIVE 3

P07965 540 HDD 4

SQL> select product_no,description,profitpercent,sell_price from product_master where profitpercent>=10 and profitpercent<=20;

no rows selected

SQL> select product_no,description,profitpercent,sell_price from product_master where profitpercent not between 10 and 15;

PRODUC DESCRIPTION PROFITPERCENT SELL_PRICE

------ --------------- ------------- ----------

p00001 1.44 FLOPPIES 5 525

P03453 MONITORS 6 12000

P06734 MOUSE 5 1050

P07865 1.22 FLOPPIES 5 525

P07868 KEYBOARDS 2 3150

P07885 CD DRIVE 3 250

P07965 540 HDD 4 8400

P07975 1.44 DRIVE 5 1050

P08865 1.22 DRIVE 5 1050

9 rows selected.

SQL> select description from product_master order by description;

DESCRIPTION

---------------

1.22 DRIVE

1.22 FLOPPIES

1.44 DRIVE

1.44 FLOPPIES

540 HDD

CD DRIVE

KEYBOARDS

MONITORS

MOUSE

9 rows selected.

SQL> select product_no from product_master order by product_nodesc;

PRODUC

------

p00001

P08865

P07975

P07965

P07885

P07868

P07865

P06734

P03453

9 rows selected.

SQL> select product_no,description,qty_on_hand from product_master where qty_on_hand=200

2 Union

3 selectproduct_no,description,qty_on_hand from product_master where qty_on_hand=300;

no rows selected

SQL> select product_no,description,sell_price,cost_price from product_master

where sell_price<1000

2 intersect

3 selectproduct_no,description,sell_price,cost_price from product_master where sell_price>1000;

no rows selected

SQL> delete from product_master where qty_on_hand=100;

2 rows deleted.

BUILT IN FUNCTIONS

CREATING TABLE

SQL> create table product_master

2 (product_no varchar(6),

3 description varchar(15),

4 profitpercent number(6),

5 unitmeasure varchar(5),

6 qty_on_hand number(4),

7 reorder_ivi number(3),

8 sell_price number(6),

9 cost_price number(6));

Table created.

SQL> insert into product_master values ('&product_no','&description',&profitpercent,'&unitmeasure',&qty_on_hand,&reorder_ivi,&sell_price);

PROD_N DESCRIPTION PROFIT UNIT QTY_ON_HAND RECORDER SELL_PRICE COST_PRICE

------ ---------- -------------- ------ ----------- --------- ---------- ------------------------------------------------------------------

P00001 FLOPPIES 5 PIECE 100 20 525 500

P03453 monitors 6 PIECE 10 3 12000 11280

P06734 mouse 5 PIECE 20 5 1500 1250

P07865 1floppie 5 PIECE 100 20 525 500

P07868 keyboard 2 PIECE 10 3 3150 3050

FROM THE TABLE PRODUCT_MASTER

SQL> select avg(sell_price) from product_master;

AVG(SELL_PRICE)

---------------

4525

SQL> select min(qty_on_hand) from product_master;

MIN(QTY_ON_HAND)

----------------

10

SQL> select count(recorder) from product_master;

COUNT(RECORDER)

---------------

5

SQL> select max(cost_price) from product_master;

M\AX(COST_PRICE)

---------------

11280

SQL> select sum(cost_price) from product_master;

SUM(COST_PRICE)

---------------

12980

FROM THE DUAL

(i)abs(n)

SQL> select abs(-15)from dual;

ABS(-15)

---------

15

(ii)power(m,n)

SQL> select power(2,3)from dual;

POWER(2,3)

----------

8

(iii)round(m,n)

SQL> select round(15.19)from dual;

ROUND(15.19)

------------

15

(iv)sqrt(n)

SQL> select sqrt(25)from dual;

SQRT(25)

---------

5

(v)upper(char)

SQL> select upper('oracle')from dual;

UPPER

------

ORACLE

(vi)substr(char,m,n)

SQL> select substr('secure',3)from dual;

SUBSTR

-----------

Cure

(vii)length(char)

SQL> select length('nisha')from dual;

LENGTH('NISHA')

---------------

5

(viii)Ltrim()

SQL> select ltrim('nisha','n')from dual;

LTRI

----

isha

(ix)Rtrim()

SQL> select rtrim('sunila','a')from dual;

RTRIM

-----

Sunil

(x)Lpad()

SQL> select lpad('page1',10,'*')from dual;

LPAD('PAGE

----------

*****page1

(xi)Rpad()

SQL> select rpad('cms college',10,'*')from dual;

RPAD('CMSC

----------cms college

ELECTRICITY BILL

PL/SQL CODE

1 declare

2 cursoreb is select * from ebill;

3 begin

4 for e in eb

5 loop

6 if(e.unit>=500) then

7 e.amount:=((e.unit-500)*3)+600+100+50;

8 elsif (e.unit>=200) then

9 e.amount:=((e.unit-200)*2)+100+50;

10 elsif(e.unit>=100) then

11 e.amount:=((e.unit-100)*1)+50;

12 else

13 e.amount:=e.unit*0.5;

14 end if;

15 update ebill set amount = e.amount where cuso=e.cuso;

16 end loop;

17* end;

PL/SQL procedure successfully completed

CREATION OF TABLE

SQL> create table ebill

2 (cuso varchar2(6),

3 custname varchar2(10),

4 unit number(4),

5 amount number(8,2));

Table created.

INSERTION

SQL>insert into ebill(cuso,custname,unit)values('e001','anju',200)

1 row created.

SQL>insert into ebill(cuso,custname,uni)values('e002','anju',500)

1 row created.

sQL> insert into ebill(cuso,custname,unit)values('e003','ramu',400);

1row created.

OUTPUT

SQL> select * from ebill;

CUSO CUSTNAME UNIT AMOUNT

----- ---------- --------- ---------------------------

e001 anju 200 150

e002 amu 500 750

e003 ramu 453 550

SPLITTING OF TABLES

PL/SQL CODE

SQL> declare

2 cursor stud is select * from sent;

3 begin

4 for s in stud

5 loop

6 ifs.result='pass' then

7 insert into pas values(s.sid,s.name);

8 else

9 insert into fail values(s.sid,s.name);

10 end if;

11 end loop;

12 end;

13 /

PL/SQL procedure successfully completed.

CREATION OF TABLE

SQL> create table sent

2 (sid varchar2(4),

3 name varchar2(10),

4 result varchar2(6));

Table created.

SQL> create table pass

2 (sid varchar2(10),

3 name varchar2(10));

Table created.

SQL> create table fail

2 (sid varchar2(4),

3 name varchar2(10));

Table created.

INSERTION

SQL> insert into sent values

2 ('&sid','&name','&result');

Enter value for sid: e001

Enter value for name: gibin

Enter value for result: pass

old 2: ('&sid','&name','&result')

new 2: ('e001','gibin','pass')

1 row created.

SQL> /


Enter value for name: arun

Enter value for result: fail


new 2: ('e002','arun','fail')

1 row created.

SQL> /


Enter value for name: renu

Enter value for result: pass


new 2: ('e003','renu','pass')

1 row created.

OUTPUT

SQL> select * from pass;

SID NAME

---- ---------- ---

E001 GIBIN

E003 RENU

SQL> select * from fail;

SID NAME

---- ---------- ---

E002 ARUN

JOINING OF TABLES

PL/SQL CODE

1 declare

2 cursorcur_id is select f.sid,f.sname,f.tot,s.addr from ftablef,stable s where f.sid=s.sid;

3 sid ftable.sid%type;

4 sname ftable.sname%type;

5 tot ftable.tot%type;

6 addr stable.addr%type;

7 nodata exception;

8 begin

9 open cur_id;

10 loop

11 fetch cur_id into sid,sname,tot,addr;

12 if(cur_id% notfound)then

13 raise nodata;

14 end if;

15 insert into ttable values(sid,sname,tot,addr);

16 end loop;

17 exception

18 when nodata then

19 if cur_id% rowcount=0 then

20 dbms_output.put_line('there is no more record');

21 else

22 dbms_output.put_line('program executed');

23 end if;

24* end;

SQL> /


CREATION OF TABLES

SQL> create table ftable

2 (sidvarchar(10)primary key,

3 snamevarchar(20),

4 tot number(4));

Table created.

SQL> create table stable

2 (sidvarchar(10)references ftable(sid),

3 addrvarchar(20));

Table created.

SQL> create table ttable

2 (sidvarchar(10),

3 snamevarchar(20),

4 tot number(4),

5 addrvarchar(20));

Table created.

INSERTION

SQL> insert into ftablevalues('&sid','&sname',&tot);

SQL> insert into stable values('&sid','&addr');

OUTPUT

SQL> select * from ftable;

SID SNAME TOT

---------- -------------------- --------- -

S01 aaa 94

S02 bbb 59

S03 ccc 78

S04 ddd 89

SQL> select * from stable;

SID ADDR

---------- ---------

S01 CBE

S02 BLR

S03 CLT

S04 TCR

SQL> select * from ttable;

SID SNAME TOT ADDR

---------- -------------------- --------- ---------------

S01 aaa 94 CBE

S02 bbb 59 BLR

S03 ccc 78 CLT

S04 ddd 89 TCR

SQL>

TRIGGER

PL/SQL CODE

SQL> create or replace trigger validity

2 before insert on marks

3 for each row

4 begin

5 if :new.mark1>100 or :new.mark2>100

6 or :new.mark3>100 or :new.mark1<0 or

7 :new.mark2<0 or :new.mark3<0 then

8 raise_application_error(-20002,'invalid marks');

9 end if;

10 end;

11 /

Trigger created.

Execution of code:

SQL>z:\fibo.sql

CREATION OF TABLES

SQL> create table marks(mark1 number(3),mark2 number(3),mark3 number(3));

Table created

OUTPUT

SQL> insert into mark values(&mark1,&mark2,&mark3);

Enter value for mark1: 192



old 1: insert into mark values(&mark1,&mark2,&mark3)

new 1: insert into mark values(192,79,49)

ERROR at line 1:

ORA-20002:invalid marks

ORA-06512:at"HR VALIDITY",line1

ORA-04088:error during execution of trigger'HR VALIDITY'

RECURSIVE FUNCTION

A.FACTORIAL

FUNCTION

SQL> create or replace function fact(n in number)

2 return number is num number;

3 begin

4 if n=0 then

5 return 0;

6 elsif n=1 then

7 return 1;

8 else

9 num:=n*fact(n-1);

10 end if;

11 returnnum;

12 end;

13 /

Function created.

Sql> set serveroutput on;

PL/SQL CODE

SQL> declare

2 numb number;

3 i number;

4 begin

5 numb:=&number;

6 dbms_output.put_line(fact(numb));

7 end;

8 /

Execution of code:

SQL>z:\fact.sql

OUTPUT

Enter value for number: 5

old 5: numb:=&number;

new 5: numb:=5;

120


B.FIBONOCCI

FUNCTION

SQL> create or replace function fact(n in number)

2 return number is num number;

3 begin

4 if n=0 then

5 return 0;

6 elsif n=1 then

7 return 1;

8 else

9 num:=n*fact(n-1);

10 end if;

11 return num;

12 end;

13 /

Function created.

Sql> set serveroutput on;

PL/SQL CODE

SQL> declare

2 no number;

3 i number;

4 begin

5 no:=&number;

6 for i in 0..(no-1)

7 loop

8 dbms_output.put_line(fibo(i));

9 end loop;

10 end;

11 /

Execution of code:

SQL>z:\fibo.sql

OUTPUT

Enter value for number: 7

old 5: no:=&number;

new 5: no:=7;

0

1

1

2

3

5

8


Documents

visual basic programs